| <!DOCTYPE html> |
| <title>Type in an onscreen sticky positioned input box should not scroll the page.</title> |
| <link rel="help" href="https://www.w3.org/TR/css-position-3/#stickypos-scroll" /> |
| <meta name="assert" content="This test checks that typing in an onscreen sticky positioned |
| input box should reset the scroll to unshifted position." /> |
| |
| <script src="../../../resources/testharness.js"></script> |
| <script src="../../../resources/testharnessreport.js"></script> |
| |
| <style> |
| body { |
| display: inline; |
| } |
| |
| #spacer { |
| height:2000px; |
| } |
| |
| </style> |
| |
| <input type="text" style="position:sticky;" id="test"/> |
| <input type="text" id="reference"/> |
| <div id="spacer"></div> |
| |
| <script> |
| test(() => { |
| var test = document.getElementById('test'); |
| test.focus(); |
| window.scrollTo(0, 100); |
| assert_not_equals(window.eventSender, undefined, 'This test requires eventSender'); |
| eventSender.keyDown('T'); |
| eventSender.keyDown('E'); |
| eventSender.keyDown('S'); |
| eventSender.keyDown('T'); |
| const sticky_position = window.scrollY; |
| |
| // The reference element is vertically in the position the sticky element would be if |
| // it were not shifted by its sticky position offset. |
| // We can use this to determine where the browser should scroll to move this unshifted |
| // input into view per spec. |
| var reference = document.getElementById('reference'); |
| reference.focus(); |
| window.scrollTo(0, 100); |
| eventSender.keyDown('T'); |
| eventSender.keyDown('E'); |
| eventSender.keyDown('S'); |
| eventSender.keyDown('T'); |
| |
| assert_equals(sticky_position, window.scrollY); |
| }, 'Type in the onscreen sticky input box should reset the scroll to unshifted position.'); |
| </script> |
